Evidence map›Paper›PMID 24427211›Full record

ArticleCognitive neurodynamics2013

Investigation of EEG abnormalities in the early stage of Parkinson's disease.

Chun-Xiao Han, Jiang Wang, Guo-Sheng Yi, Yan-Qiu Che

Open access · bronzeAbstract read
In one paragraph

Article in Cognitive neurodynamics, 2013. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 49 papers, 1 of them a synthesis that pooled it.

0numbers the graph read from it
0cells of the map it votes in
49citing papers in PubMed, 1 pooled it
3.3field-weighted citation impact, top 8% of its field
1 · What the graph read from it

What it found

Each row is one number read from the abstract, on the scale the paper reported it, with its interval. Left of the dashed line favours the treatment, right favours the comparator. Under each row is the sentence it came from. New to these charts? A ten-minute tutorial.

The abstract states no effect estimate the extractor could read, or names no intervention and outcome on the map, so this paper lights no cell and moves no belief. It is still indexed, cited and linked below.

2 · The registry

The trial behind it

Trials whose registry record cites this paper, or whose number appears in the abstract. A trial that started after this paper was published is citing it as background, not reporting it.

Neither the registry nor the abstract names a trial number. If this is a trial report, that itself is worth knowing.

3 · Its place in the literature

Who cites it

49 citing papers in PubMed, 1 synthesis or guideline pooled it, 166 citations in OpenAlex.

  1. Pooled it
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  7. Article
  8. Why so slow? Models of parkinsonian bradykinesia.Nature reviews. Neuroscience · 2024
    Review
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  19. Functional Brain Dysconnectivity in Parkinson's Disease: A 5-Year Longitudinal Study.Movement disorders : official journal of the Movement Disorder Society · 2022
    Article
  20. Article
4 · The record

Corrections and comments

PubMed lists nothing against this paper. Absence here is not a guarantee, only a check that was made.

5 · Who and what money

Authors and funding

4 authors at 2 institutions in 1 country.

Chun-Xiao HanTianjin Key Laboratory of Information Sensing & Intelligent Control, Tianjin University of Technology and Education, Tianjin, 300222 China ; Institute of Semiconductors, Chinese Academy of Sciences, Beijing, 100083 China.
Jiang WangSchool of Electrical and Automation Engineering, Tianjin University, No. 92 Weijin Road, Tianjin, 300072 China.
Guo-Sheng YiSchool of Electrical and Automation Engineering, Tianjin University, No. 92 Weijin Road, Tianjin, 300072 China.
Yan-Qiu CheTianjin Key Laboratory of Information Sensing & Intelligent Control, Tianjin University of Technology and Education, Tianjin, 300222 China.
Tianjin University · CNTianjin University of Technology and Education · CN

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

The objective of the present study was to investigate brain activity abnormalities in the early stage of Parkinson's disease (PD). To achieve this goal, eyes-closed resting state electroencephalography (EEG) signals were recorded from 15 early-stage PD patients and 15 age-matched healthy controls. The AR Burg method and the wavelet packet entropy (WPE) method were used to characterize EEG signals in different frequency bands between the groups, respectively. In the case of the AR Burg method, an increase of relative powers in the δ- and θ-band, and a decrease of relative powers in the α- and β-band were observed for patients compared with controls. For the WPE method, EEG signals from patients showed significant higher entropy over the global frequency domain. Furthermore, WPE in the γ-band of patients was higher than that of controls, while WPE in the δ-, θ-, α- and β-band were all lower. All of these changes in EEG dynamics may represent early signs of cortical dysfunction, which have potential use as biomarkers of PD in the early stage. Our findings may be further used for early intervention and early diagnosis of PD.

Indexed as

AR Burg methodElectroencephalogramParkinson’s diseaseWavelet packet entropy

Identifiers

PMID24427211
PMCPMC3713203
OpenAlexW2057630969

What OpenQuestion holds

Textmetadata
Read underepoch 390

Registered trials

None linked

Read under generation 80e0d062 · epoch 390. Bibliography from PubMed, PubMed Central and OpenAlex; grants from NIH RePORTER; trial links from ClinicalTrials.gov; estimates, votes and beliefs from the OpenQuestion graph.